<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body style="text-align: center;font-size: 20px">
请求失败。。。请返回重新请求。。。
<div id="timer" style="font:11px tahoma;height:10px;"></div>
<script>
    setInterval("timeStr=new Date().toLocaleString();timer.innerText=timeStr;",1000)
</script>
</body>
</html>